<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Document</title>
	<style>
		
		span{
			color: red;
			font-size: 100px;
			background: green;
			font-family: "宋体";
		}
		xbs{
			color: blue;
		}
	</style>
</head>
<body>
	<span>学并思</span>
	<xbs>学并思</xbs>
</body>
</html>